[__ Science __ ] Four Lessons from the Mount St. Helens Eruption

Forty years later, Mount St. Helens still teaches us lessons about the powerful forces the Creator uses to shape the earth.

One major goof in the report is pretty obvious. The author has confused lamina (thin layers of sediment) with varves (annual pairs of layers caused by very slow sedimentation, two layers a year). Yes, think lamina can appear rapidly. Varves, however, happens summers and winters, one light layer, and one dark one with pollen content varying by season.
 
Back
Top